nav {
  width: 100%;
  border-bottom: 1px solid #dddddd;
  top: 0;
}
nav p {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 33%;
  height: 40px;
  border-right: 1px solid #dddddd;
}
.active {
  border-bottom: 2px solid #fe8100;
  color: #fe8100;
}
.list {
  padding: 10px 10px 50px;
  margin-top: 50px;
}
.item {
  width: 100%;
  height: 94px;
  font-size: 0;
}
.item img {
  width: 144px;
  height: 100%;
}
